Upload LodopFuncs.js

LodopFuncs.js

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+//==本JS是加载Lodop插件及CLodop服务的综合示例，可直接使用，建议看懂后融进自己页面程序==
+
+var CreatedOKLodopObject, CLodopIsLocal, CLodopJsState;
+
+//==判断是否需要CLodop(那些不支持插件的浏览器):==
+function needCLodop() {
+    try {
+        var ua = navigator.userAgent;
+        if (ua.match(/Windows\sPhone/i))
+            return true;
+        if (ua.match(/iPhone|iPod|iPad/i))
+            return true;
+        if (ua.match(/Android/i))
+            return true;
+        if (ua.match(/Edge\D?\d+/i))
+            return true;
+
+        var verTrident = ua.match(/Trident\D?\d+/i);
+        var verIE = ua.match(/MSIE\D?\d+/i);
+        var verOPR = ua.match(/OPR\D?\d+/i);
+        var verFF = ua.match(/Firefox\D?\d+/i);
+        var x64 = ua.match(/x64/i);
+        if ((!verTrident) && (!verIE) && (x64))
+            return true;
+        else if (verFF) {
+            verFF = verFF[0].match(/\d+/);
+            if ((verFF[0] >= 41) || (x64))
+                return true;
+        } else if (verOPR) {
+            verOPR = verOPR[0].match(/\d+/);
+            if (verOPR[0] >= 32)
+                return true;
+        } else if ((!verTrident) && (!verIE)) {
+            var verChrome = ua.match(/Chrome\D?\d+/i);
+            if (verChrome) {
+                verChrome = verChrome[0].match(/\d+/);
+                if (verChrome[0] >= 41)
+                    return true;
+            }
+        }
+        return false;
+    } catch (err) {
+        return true;
+    }
+}
+
+//==加载引用CLodop的主JS,用双端口8000和18000(以防其中一个被占):==
+function loadCLodop() {
+    if (CLodopJsState == "loading" || CLodopJsState == "complete") return;
+    CLodopJsState = "loading";
+    var head = document.head || document.getElementsByTagName("head")[0] || document.documentElement;
+    var JS1 = document.createElement("script");
+    var JS2 = document.createElement("script");
+    JS1.src = "http://localhost:8000/CLodopfuncs.js?priority=1";
+    JS2.src = "http://localhost:18000/CLodopfuncs.js";
+    JS1.onload  = JS2.onload  = function()    {CLodopJsState = "complete";}
+    JS1.onerror = JS2.onerror = function(evt) {CLodopJsState = "complete";}
+    head.insertBefore(JS1, head.firstChild);
+    head.insertBefore(JS2, head.firstChild);
+    CLodopIsLocal = !!((JS1.src + JS2.src).match(/\/\/localho|\/\/127.0.0./i));
+}
+
+if (needCLodop()){loadCLodop();}//加载
+
+//==获取LODOP对象主过程,判断是否安装、需否升级:==
+function getLodop(oOBJECT, oEMBED) {
+    var strHtmInstall = "<br><font color='#FF00FF'>打印控件未安装!点击这里<a href='install_lodop32.exe' target='_self'>执行安装</a>,安装后请刷新页面或重新进入。</font>";
+    var strHtmUpdate = "<br><font color='#FF00FF'>打印控件需要升级!点击这里<a href='install_lodop32.exe' target='_self'>执行升级</a>,升级后请重新进入。</font>";
+    var strHtm64_Install = "<br><font color='#FF00FF'>打印控件未安装!点击这里<a href='install_lodop64.exe' target='_self'>执行安装</a>,安装后请刷新页面或重新进入。</font>";
+    var strHtm64_Update = "<br><font color='#FF00FF'>打印控件需要升级!点击这里<a href='install_lodop64.exe' target='_self'>执行升级</a>,升级后请重新进入。</font>";
+    var strHtmFireFox = "<br><br><font color='#FF00FF'>（注意：如曾安装过Lodop旧版附件npActiveXPLugin,请在【工具】->【附加组件】->【扩展】中先卸它）</font>";
+    var strHtmChrome = "<br><br><font color='#FF00FF'>(如果此前正常，仅因浏览器升级或重安装而出问题，需重新执行以上安装）</font>";
+    var strCLodopInstall_1 = "<br><font color='#FF00FF'>Web打印服务CLodop未安装启动，点击这里<a href='CLodop_Setup_for_Win32NT.exe' target='_self'>下载执行安装</a>";
+    var strCLodopInstall_2 = "<br>（若此前已安装过，可<a href='CLodop.protocol:setup' target='_self'>点这里直接再次启动</a>）";
+    var strCLodopInstall_3 = "，成功后请刷新本页面。</font>";
+    var strCLodopUpdate = "<br><font color='#FF00FF'>Web打印服务CLodop需升级!点击这里<a href='CLodop_Setup_for_Win32NT.exe' target='_self'>执行升级</a>,升级后请刷新页面。</font>";
+    var LODOP;
+    try {
+        var ua = navigator.userAgent;
+        var isIE = !!(ua.match(/MSIE/i)) || !!(ua.match(/Trident/i));
+        if (needCLodop()) {
+            try {
+                LODOP = getCLodop();
+            } catch (err) {}
+            if (!LODOP && CLodopJsState !== "complete") {
+                if (CLodopJsState == "loading") alert("网页还没下载完毕，请稍等一下再操作."); else alert("没有加载CLodop的主js，请先调用loadCLodop过程.");
+                return;
+            }
+            if (!LODOP) {
+                document.body.innerHTML = strCLodopInstall_1 + (CLodopIsLocal ? strCLodopInstall_2 : "") + strCLodopInstall_3 + document.body.innerHTML;
+                return;
+            } else {
+                if (CLODOP.CVERSION < "4.1.2.7") {
+                    document.body.innerHTML = strCLodopUpdate + document.body.innerHTML;
+                }
+                if (oEMBED && oEMBED.parentNode)
+                    oEMBED.parentNode.removeChild(oEMBED); //清理旧版无效元素
+                if (oOBJECT && oOBJECT.parentNode)
+                    oOBJECT.parentNode.removeChild(oOBJECT);
+            }
+        } else {
+            var is64IE = isIE && !!(ua.match(/x64/i));
+            //==如果页面有Lodop就直接使用,否则新建:==
+            if (oOBJECT || oEMBED) {
+                if (isIE)
+                    LODOP = oOBJECT;
+                else
+                    LODOP = oEMBED;
+            } else if (!CreatedOKLodopObject) {
+                LODOP = document.createElement("object");
+                LODOP.setAttribute("width", 0);
+                LODOP.setAttribute("height", 0);
+                LODOP.setAttribute("style", "position:absolute;left:0px;top:-100px;width:0px;height:0px;");
+                if (isIE)
+                    LODOP.setAttribute("classid", "clsid:2105C259-1E0C-4534-8141-A753534CB4CA");
+                else
+                    LODOP.setAttribute("type", "application/x-print-lodop");
+                document.documentElement.appendChild(LODOP);
+                CreatedOKLodopObject = LODOP;
+            } else
+                LODOP = CreatedOKLodopObject;
+            //==Lodop插件未安装时提示下载地址:==
+            if ((!LODOP) || (!LODOP.VERSION)) {
+                if (ua.indexOf('Chrome') >= 0)
+                    document.body.innerHTML = strHtmChrome + document.body.innerHTML;
+                if (ua.indexOf('Firefox') >= 0)
+                    document.body.innerHTML = strHtmFireFox + document.body.innerHTML;
+                document.body.innerHTML = (is64IE ? strHtm64_Install : strHtmInstall) + document.body.innerHTML;
+                return LODOP;
+            }
+        }
+        if (LODOP.VERSION < "6.2.2.6") {
+            if (!needCLodop())
+                document.body.innerHTML = (is64IE ? strHtm64_Update : strHtmUpdate) + document.body.innerHTML;
+        }
+        //===如下空白位置适合调用统一功能(如注册语句、语言选择等):==
+
+
+        //=======================================================
+        return LODOP;
+    } catch (err) {
+        alert("getLodop出错:" + err);
+    }
+}